The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 05, 2016

Filed:

Jul. 25, 2014
Applicant:

Altera Corporation, San Jose, CA (US);

Inventors:

Nishanth Sinnadurai, Scarborough, CA;

Gordon Raymond Chiu, North York, CA;

Assignee:

Altera Corporation, San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
G06F 17/5045 (2013.01);
Abstract

A method of configuring an integrated circuit device with a user logic design includes placing and routing the user logic design, retiming the placed and routed user logic design, examining the retimed user logic design for at least one path that lacks sufficient registers for retiming, and rerouting the user logic design to find additional registers for further retiming the at least one path. Portions of the method may be performed iteratively until a condition, which may be a performance criterion, is met. The method may further include assuming the paths that are constrained have been repaired, and examining further paths downstream from those paths.


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